This sequence of images taken by NASA’s Hubble Space Telescope shows one of Earth's closest encounters wi ...

This sequence of images taken by NASA’s Hubble Space Telescope shows one of Earth's closest encounters with a comet that traveled within 3.3 million miles of Earth The images were taken on April 4, 20 ...

Hubble Spies a Spiral Snowflake Together with irregular galaxies, spiral galaxies make up approximately 6 ...

Hubble Spies a Spiral Snowflake Together with irregular galaxies, spiral galaxies make up approximately 60 percent of the galaxies in the local universe. However, despite their prevalence, each spiral ...

Mars is looking mighty fine in this portrait nabbed by the Hubble Space Telescope on a near close approac ...

Mars is looking mighty fine in this portrait nabbed by the Hubble Space Telescope on a near close approach! The Hubble Space Telescope is more well known for its picturesque views of nebulae and galax ...

The Hubble Space Telescope is more well known for its picturesque views of nebulae and galaxies, but it's ...

The Hubble Space Telescope is more well known for its picturesque views of nebulae and galaxies, but it's also useful for studying our own planets, including Mars. Hubble imaged Mars on May 12, 2016 - ...

This NASA/ESA Hubble Space Telescope image shows star clusters encircling a galaxy, like bees buzzing around a hive. The hive in question is an edge-on lenticular galaxy NGC 5308, located just under 1 ...

This irregular dwarf galaxy's closes neighbor is 2.3 million light years away, so yeah, we're calling it ...

This irregular dwarf galaxy's closes neighbor is 2.3 million light years away, so yeah, we're calling it "isolated". The drizzle of stars scattered across this image forms a galaxy known as UGC 4879. ...

Hubble Snaps "The Archer" (Sagittarius) Looking Bold and Beautiful This colorful and star-studded view of ...

Hubble Snaps "The Archer" (Sagittarius) Looking Bold and Beautiful This colorful and star-studded view of the Milky Way galaxy was captured when the NASA/ESA Hubble Space Telescope pointed its cameras ...

This NASA/ESA Hubble Space Telescope image shows the star cluster NGC 1854, a gathering of red, white and blue stars in the southern constellation of Dorado (The Dolphinfish). NGC 1854 is located abou ...